static int s3c2412_iis_dev_probe(struct platform_device *pdev)
{
int ret = 0;
struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
s3c2412_i2s.regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(s3c2412_i2s.regs))
return PTR_ERR(s3c2412_i2s.regs);
s3c2412_i2s_pcm_stereo_out.dma_addr = res->start + S3C2412_IISTXD;
s3c2412_i2s_pcm_stereo_in.dma_addr = res->start + S3C2412_IISRXD;
ret = s3c_i2sv2_register_component(&pdev->dev, -1,
&s3c2412_i2s_component,
&s3c2412_i2s_dai);
if (ret) {
pr_err("failed to register the dai\n");
return ret;
}
ret = samsung_asoc_dma_platform_register(&pdev->dev);
if (ret)
pr_err("failed to register the DMA: %d\n", ret);
return ret;
}
static int s3c24xx_iis_dev_probe(struct platform_device *pdev)
{
struct resource *res;
int ret;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
s3c24xx_i2s.regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(s3c24xx_i2s.regs))
return PTR_ERR(s3c24xx_i2s.regs);
s3c24xx_i2s_pcm_stereo_out.addr = res->start + S3C2410_IISFIFO;
s3c24xx_i2s_pcm_stereo_in.addr = res->start + S3C2410_IISFIFO;
ret = samsung_asoc_dma_platform_register(&pdev->dev, NULL,
NULL, NULL);
if (ret) {
dev_err(&pdev->dev, "Failed to register the DMA: %d\n", ret);
return ret;
}
ret = devm_snd_soc_register_component(&pdev->dev,
&s3c24xx_i2s_component, &s3c24xx_i2s_dai, 1);
if (ret)
dev_err(&pdev->dev, "Failed to register the DAI\n");
return ret;
}
static int s3c2412_iis_dev_probe(struct platform_device *pdev)
{
int ret = 0;
ret = s3c_i2sv2_register_component(&pdev->dev, -1,
&s3c2412_i2s_component,
&s3c2412_i2s_dai);
if (ret) {
pr_err("failed to register the dai\n");
return ret;
}
ret = samsung_asoc_dma_platform_register(&pdev->dev);
if (ret)
pr_err("failed to register the DMA: %d\n", ret);
return ret;
}
static int s3c24xx_iis_dev_probe(struct platform_device *pdev)
{
int ret = 0;
struct resource *res;
struct s3c_audio_pdata *pdata = dev_get_platdata(&pdev->dev);
if (!pdata) {
dev_err(&pdev->dev, "missing platform data");
return -ENXIO;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "Can't get IO resource.\n");
return -ENOENT;
}
s3c24xx_i2s.regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(s3c24xx_i2s.regs))
return PTR_ERR(s3c24xx_i2s.regs);
s3c24xx_i2s_pcm_stereo_out.dma_addr = res->start + S3C2410_IISFIFO;
s3c24xx_i2s_pcm_stereo_out.slave = pdata->dma_playback;
s3c24xx_i2s_pcm_stereo_in.dma_addr = res->start + S3C2410_IISFIFO;
s3c24xx_i2s_pcm_stereo_in.slave = pdata->dma_capture;
ret = devm_snd_soc_register_component(&pdev->dev,
&s3c24xx_i2s_component, &s3c24xx_i2s_dai, 1);
if (ret) {
pr_err("failed to register the dai\n");
return ret;
}
ret = samsung_asoc_dma_platform_register(&pdev->dev,
pdata->dma_filter,
NULL, NULL);
if (ret)
pr_err("failed to register the dma: %d\n", ret);
return ret;
}
static int s3c2412_iis_dev_probe(struct platform_device *pdev)
{
int ret = 0;
struct resource *res;
struct s3c_audio_pdata *pdata = dev_get_platdata(&pdev->dev);
if (!pdata) {
dev_err(&pdev->dev, "missing platform data");
return -ENXIO;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
s3c2412_i2s.regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(s3c2412_i2s.regs))
return PTR_ERR(s3c2412_i2s.regs);
s3c2412_i2s_pcm_stereo_out.addr = res->start + S3C2412_IISTXD;
s3c2412_i2s_pcm_stereo_out.filter_data = pdata->dma_playback;
s3c2412_i2s_pcm_stereo_in.addr = res->start + S3C2412_IISRXD;
s3c2412_i2s_pcm_stereo_in.filter_data = pdata->dma_capture;
ret = samsung_asoc_dma_platform_register(&pdev->dev,
pdata->dma_filter,
NULL, NULL);
if (ret) {
pr_err("failed to register the DMA: %d\n", ret);
return ret;
}
ret = s3c_i2sv2_register_component(&pdev->dev, -1,
&s3c2412_i2s_component,
&s3c2412_i2s_dai);
if (ret)
pr_err("failed to register the dai\n");
return ret;
}
static int spdif_probe(struct platform_device *pdev)
{
struct s3c_audio_pdata *spdif_pdata;
struct resource *mem_res, *dma_res;
struct samsung_spdif_info *spdif;
int ret;
spdif_pdata = pdev->dev.platform_data;
dev_dbg(&pdev->dev, "Entered %s\n", __func__);
dma_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
if (!dma_res) {
dev_err(&pdev->dev, "Unable to get dma resource.\n");
return -ENXIO;
}
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!mem_res) {
dev_err(&pdev->dev, "Unable to get register resource.\n");
return -ENXIO;
}
if (spdif_pdata && spdif_pdata->cfg_gpio
&& spdif_pdata->cfg_gpio(pdev)) {
dev_err(&pdev->dev, "Unable to configure GPIO pins\n");
return -EINVAL;
}
spdif = &spdif_info;
spdif->dev = &pdev->dev;
spin_lock_init(&spdif->lock);
spdif->pclk = devm_clk_get(&pdev->dev, "spdif");
if (IS_ERR(spdif->pclk)) {
dev_err(&pdev->dev, "failed to get peri-clock\n");
ret = -ENOENT;
goto err0;
}
clk_prepare_enable(spdif->pclk);
spdif->sclk = devm_clk_get(&pdev->dev, "sclk_spdif");
if (IS_ERR(spdif->sclk)) {
dev_err(&pdev->dev, "failed to get internal source clock\n");
ret = -ENOENT;
goto err1;
}
clk_prepare_enable(spdif->sclk);
/* Request S/PDIF Register's memory region */
if (!request_mem_region(mem_res->start,
resource_size(mem_res), "samsung-spdif")) {
dev_err(&pdev->dev, "Unable to request register region\n");
ret = -EBUSY;
goto err2;
}
spdif->regs = ioremap(mem_res->start, 0x100);
if (spdif->regs == NULL) {
dev_err(&pdev->dev, "Cannot ioremap registers\n");
ret = -ENXIO;
goto err3;
}
dev_set_drvdata(&pdev->dev, spdif);
ret = devm_snd_soc_register_component(&pdev->dev,
&samsung_spdif_component, &samsung_spdif_dai, 1);
if (ret != 0) {
dev_err(&pdev->dev, "fail to register dai\n");
goto err4;
}
spdif_stereo_out.dma_size = 2;
spdif_stereo_out.dma_addr = mem_res->start + DATA_OUTBUF;
spdif_stereo_out.channel = dma_res->start;
spdif->dma_playback = &spdif_stereo_out;
ret = samsung_asoc_dma_platform_register(&pdev->dev);
if (ret) {
dev_err(&pdev->dev, "failed to register DMA: %d\n", ret);
goto err4;
}
return 0;
err4:
iounmap(spdif->regs);
err3:
release_mem_region(mem_res->start, resource_size(mem_res));
err2:
clk_disable_unprepare(spdif->sclk);
err1:
clk_disable_unprepare(spdif->pclk);
err0:
return ret;
}
